Expansion Tank BMW E30 E36 E34 E39 Various Models is designed to serve as a critical reservoir in the cooling system of multiple BMW models including the E30, E36, E34, and E39 series. This component helps manage the coolant overflow and maintains pressure in the system, preventing overheating and potential engine damage.
The tank usually fits in a specific location within the engine bay where it connects to the radiator and cooling hose. When replacing, it is important to compare the shape, size, and connector positions of the old tank to ensure compatibility with your BMW model. This expansion tank is identified by SKU BB-379086 and is suitable for various BMW models as indicated in the title, covering a wide range from classic to more recent iterations in these series.
This part is essential for maintaining proper engine temperature regulation. Buyers should confirm their vehicle model and inspect the old tank’s fitment points before purchasing. If unsure, consulting with a specialist or using the vehicle parts finder can aid in verifying compatibility.
- Check connections to radiator hose and mounting points
- Compare physical dimensions with the existing expansion tank
- Suitable for multiple BMW series including E30, E36, E34, and E39
Need help matching this item to your vehicle? Use VW Golf GTI Red Type, Vehicle Parts Finder or Request a Part with your VIN, engine number, part number or clear photos.





